WM8311GEB/V Wolfson Microelectronics, WM8311GEB/V Datasheet - Page 5

• Manufacturer Part Number: WM8311GEB/V
• Description: POWER MANAGEMENT SUBSYSTEM, 121BGA
• Manufacturer: Wolfson Microelectronics

Specifications of WM8311GEB/V

• Supply Voltage: 5.5V
• No. Of Step-down Dc - Dc Converters: 4
• No. Of Ldo Regulators: 7
• Digital Ic Case Style: BGA
• No. Of Pins: 121
• No. Of Regulated Outputs: 9
• Operating Temperature Range: -40°C To
• Rohs Compliant: Yes
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Pre-Production
13
14
15
w
12.5
12.6
13.1
13.2
13.3
14.1
14.2
14.3
14.4
14.5
14.6
15.1
15.2
15.3
15.4
15.5
15.6
15.7
15.8
15.9
15.10
15.11
15.12
CLOCKING AND OSCILLATOR CONTROL ............................................... 45
13.3.1
BOOTSTRAPPING AND OTP MEMORY CONTROL.................................. 52
14.3.1
14.3.2
14.3.3
14.3.4
14.4.1
14.4.2
14.4.3
14.4.4
14.4.5
14.4.6
14.6.1
14.6.2
14.6.3
14.6.4
14.6.5
POWER MANAGEMENT ............................................................................. 65
15.4.1
15.4.2
15.4.3
15.5.1
15.5.2
15.5.3
15.5.4
15.12.1
15.12.2
15.12.3
15.12.4
15.12.5
SOFTWARE RESET AND CHIP ID ................................................................ 44
SOFTWARE SCRATCH REGISTER .............................................................. 44
GENERAL DESCRIPTION ............................................................................. 45
CRYSTAL OSCILLATOR ................................................................................ 47
FREQUENCY LOCKED LOOP (FLL) ............................................................. 48
GENERAL DESCRIPTION ............................................................................. 52
DBE AND OTP MEMORY DEFINITION ......................................................... 52
BOOTSTRAP (START-UP) FUNCTION ......................................................... 53
OTP / DBE MEMORY CONTROL ................................................................... 55
OTP / DBE INTERRUPTS .............................................................................. 59
DORW MEMORY CONTENTS ....................................................................... 60
GENERAL DESCRIPTION ............................................................................. 65
DC-DC CONVERTER AND LDO REGULATOR CONTROL ........................... 65
TIMESLOT CONTROL AND HARDWARE ENABLE (GPIO) CONTROL ........ 66
OPERATING MODE CONTROL ..................................................................... 67
OUTPUT VOLTAGE CONTROL ..................................................................... 68
DC-DC BUCK CONVERTER CONTROL ........................................................ 69
DC-DC BOOST CONVERTER CONTROL ..................................................... 70
LDO REGULATOR CONTROL ....................................................................... 70
HARDWARE CONTROL (GPIO) .................................................................... 70
FAULT PROTECTION .................................................................................... 71
MONITORING AND FAULT REPORTING ...................................................... 72
POWER MANAGEMENT REGISTER DEFINITIONS ..................................... 72
FLL AUTO MODE ................................................................................................................ 51
START-UP FROM OTP MEMORY ....................................................................................... 53
START-UP FROM DBE MEMORY (DEVELOPMENT MODE) ............................................. 54
START-UP FROM DORW REGISTER SETTINGS ............................................................. 54
EXTERNAL DBE MEMORY CONNECTION ........................................................................ 54
ENTERING / EXITING THE PROGRAM STATE.................................................................. 56
OTP / DBE READ COMMAND ............................................................................................. 56
OTP WRITE COMMAND ..................................................................................................... 56
OTP VERIFY COMMAND .................................................................................................... 57
OTP FINALISE COMMAND ................................................................................................. 58
OTP CONTROL REGISTER ................................................................................................ 58
DORW PAGE 0 .................................................................................................................... 60
DORW PAGE 1 .................................................................................................................... 60
DORW PAGE 2 .................................................................................................................... 60
DORW PAGE 3 .................................................................................................................... 62
DORW PAGE 4 .................................................................................................................... 64
DC-DC BUCK CONVERTERS ............................................................................................. 67
DC-DC BOOST CONVERTERS .......................................................................................... 67
LDO REGULATORS ............................................................................................................ 67
DC-DC BUCK CONVERTERS ............................................................................................. 68
DC-DC BOOST CONVERTERS .......................................................................................... 68
LDO REGULATORS 1-5 AND LDO7 ................................................................................... 68
LDO REGULATOR 11 ......................................................................................................... 68
DC-DC CONVERTER AND LDO REGULATOR ENABLE ............................................... 72
DC-DC (BUCK) CONVERTER CONTROL ...................................................................... 73
DC-DC (BOOST) CONVERTER CONTROL .................................................................... 78
LDO REGULATOR CONTROL ........................................................................................ 78
EXTERNAL POWER ENABLE (EPE) CONTROL............................................................ 85
PP, December 2009, Rev 3.0
WM8311
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